/***********************************************
* Switch Menu script- by Martial B of http://getElementById.com/
* Modified by Dynamic Drive for format & NS4/IE4 compatibility
* Visit http://www.dynamicdrive.com/ for full source code
***********************************************/

var persistmenu="no" //"yes" or "no". Make sure each SPAN content contains an incrementing ID starting at 1 (id="sub1", id="sub2", etc)
var persisttype="local" //enter "sitewide" for menu to persist across site, "local" for this page only

if (document.getElementById){ //DynamicDrive.com change
document.write('<style type="text/css">\n')
document.write('.persdata{display: none;}\n')
document.write('</style>\n')
}

/*
function SwitchMenu(obj, number){
	if(document.getElementById){	
	var el = document.getElementById(obj);
	var ar = document.getElementById("masterdiv").getElementsByTagName("span");
	var linkId = "subLink"+number;
	var iconId = "subIcon"+number;
		if(el.style.display != "block")
		{
			for (var i=0; i<ar.length; i++)
			{
				if (ar[i].className=="submenuOptionSelected") 
				{
					ar[i].className = "submenuOption";
					document.getElementById(subLink+i).className = 'submenuOption';
					document.getElementById(subIcon+i).src = 'img/plus.gif';					
				}
			}
			el.style.display = "block";			
			document.getElementById(linkId).className = 'submenuOptionSelected';
			document.getElementById(iconId).src = 'img/minus.gif';
		}
		else
		{
			document.getElementById(linkId).className = 'submenuOption';
			document.getElementById(iconId).src = 'img/plus.gif';
			el.style.display = "none";
		}
	}
}
*/

function SwitchMenu(obj, number){
	if(document.getElementById){
	var el = document.getElementById(obj);
	var ar = document.getElementById("masterdiv").getElementsByTagName("span"); 
	var allImgs = document.getElementById("masterdiv").getElementsByTagName("img"); 
	var allLinks = document.getElementById("masterdiv").getElementsByTagName("a"); 
	var linkId = "subLink"+number;
	var iconId = "subIcon"+number;
	var myLink;
	var myIcon;	
			
	
		if(el.style.display != "block")
		{
		
			for (var i=0; i<ar.length; i++){
				if (ar[i].className=="persdata")
				{
					ar[i].style.display = "none";				
				}
			}						
			
			for (var i=0; i<allImgs.length; i++){
				if (allImgs[i].className=="persdataExpandIcon")
				{			
					allImgs[i].src = 'img/plus.png';				
				}
			}				
			
			for (var i=0; i<allLinks.length; i++){
				if (allLinks[i].className=="persdataOptionSelected")
				{
					allLinks[i].className = 'persdataOption';		
				}
			}							
			

			el.style.display = "block";			
			document.getElementById(linkId).className = 'persdataOptionSelected';
			document.getElementById(iconId).src = 'img/minus.png';
		
		}
		else
		{
			document.getElementById(linkId).className = 'persdataOption';
			document.getElementById(iconId).src = 'img/plus.png';	
			el.style.display = "none";
		}
	}
}


function get_cookie(Name) { 
var search = Name + "="
var returnvalue = "";
if (document.cookie.length > 0) {
offset = document.cookie.indexOf(search)
if (offset != -1) { 
offset += search.length
end = document.cookie.indexOf(";", offset);
if (end == -1) end = document.cookie.length;
returnvalue=unescape(document.cookie.substring(offset, end))
}
}
return returnvalue;
}

function onloadfunction(){
if (persistmenu=="yes"){
var cookiename=(persisttype=="sitewide")? "switchmenu" : window.location.pathname
var cookievalue=get_cookie(cookiename)
if (cookievalue!="")
{
	document.getElementById(cookievalue).style.display="block"
	
	var myNumber = cookievalue.substring(3, 4);
	var mylinkId = "subLink"+myNumber;
	var myiconId = "subIcon"+myNumber;	
	document.getElementById(mylinkId).className = 'persdataOptionSelected';
	document.getElementById(myiconId).src = 'img/minus.gif';		
	
}
}
}

function savemenustate(){
var inc=1, blockid=""
while (document.getElementById("sub"+inc)){
if (document.getElementById("sub"+inc).style.display=="block"){
blockid="sub"+inc
break
}
inc++
}
var cookiename=(persisttype=="sitewide")? "switchmenu" : window.location.pathname
var cookievalue=(persisttype=="sitewide")? blockid+";path=/" : blockid
document.cookie=cookiename+"="+cookievalue
}

if (window.addEventListener)
window.addEventListener("load", onloadfunction, false)
else if (window.attachEvent)
window.attachEvent("onload", onloadfunction)
else if (document.getElementById)
window.onload=onloadfunction

if (persistmenu=="yes" && document.getElementById)
window.onunload=savemenustate